Black Gold Amazonite 25x35 Free Form Oval 8-Inch - CLEARANCE Strength igneous rock with high silica

igneous rock with high silica content

it is made up of volcanic glass

and it has been used throughout history for various purposes

Yellow Opal does not display the changeable flash of internal luster that other opals are known for

Botswana Agate displays highly defined parallel banding

Black Gold Amazonite 25x35 Free Form Oval 8-Inch - CLEARANCE Strength igneous rock with high silicaBlack Gold Amazonite is a member of the Feldspar family and varies in hue from robins egg blue to blue green to black, occasionally mingled with rust brown. This variety of Amazonite is actually a combination of Amazonite, Tourmaline and Pyrite. Amazonite is named for the Amazon River in Brazil, where the stones are thought to have been originally found, however they are not currently sourced from this region.